Breon Allen, 7, was the casualty of a gang war between ATK and 6 Block targeting his cousin. Investigators link target to a rap song dissing 6 Block.

Investigators said the four suspects in Breon Allen's murder were involved with the criminal gang 6 Block. This is the same gang that Jacksonville rapper Julio Foolio was involved with before his murder.

"This is just the first round of arrests we will make in bringing Breon’s family the justice they deserve," the sheriff's office said.

This murder was a culmination of escalating violence between two rival street gangs,” Jacksonville Sheriff T.K. Waters said at a March 12 press conference

Four Florida gang bangers have been charged with murdering a 7-year-old boy in a failed drive-by hit on a rival gang member he was walking with. Keith Fields, 18, Dannel Larkins, 20, Zharod Sykes, 24,